Description of Combined Spatial Relations Between Broad Boundary Regions Based on Rough Set. - Shihong Du; Qimin Qin; Qiao Wang; Haijian Ma (IDEAL, 2006)

Reasoning about topological relations between regions with broad boundaries. - Shihong Du; Qimin Qin; Qiao Wang; Haijian Ma (Int. J. Approx. Reason., 2008)

Evaluating structural and topological consistency of complex regions with broad boundaries in multi-resolution spatial databases. - Shihong Du; Qimin Qin; Qiao Wang; Haijian Ma (Inf. Sci., 2008)